extern doublereal dlamch_(char *cmach, ftnlen cmach_len);
extern int dlamc1_(integer *beta, integer *t, logical *rnd, logical *ieee1);
extern int dlamc2_(integer *beta, integer *t, logical *rnd, doublereal *eps, integer *emin, doublereal *rmin, integer *emax, doublereal *rmax);
extern doublereal dlamc3_(doublereal *a, doublereal *b);
extern int dlamc4_(integer *emin, doublereal *start, integer *base);
extern int dlamc5_(integer *beta, integer *p, integer *emin, logical *ieee, integer *emax, doublereal *rmax);
/*:ref: lsame_ 12 4 13 13 124 124 */
